a(n) = a(n-1)^2 * n / (n-1), n>1, a(0) = 0, a(1) = 1.
A088679
a(n) = a(n-1)^2 * n / (n-1), n>1, a(0) = 0, a(1) = 1.
Terms
- a(0) =0a(1) =1a(2) =2a(3) =6a(4) =48a(5) =2880a(6) =9953280
External references
- oeis: A088679
A088679
a(n) = a(n-1)^2 * n / (n-1), n>1, a(0) = 0, a(1) = 1.